CN1280567A - Nitrogen-containing tetracyclic compounds - Google Patents

Nitrogen-containing tetracyclic compounds Download PDF

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CN1280567A
CN1280567A CN98811795.9A CN98811795A CN1280567A CN 1280567 A CN1280567 A CN 1280567A CN 98811795 A CN98811795 A CN 98811795A CN 1280567 A CN1280567 A CN 1280567A
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CN1161334C (en
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中里笃郎
大久保武利
熊谷利仁
茶木茂之
富泽一雪
永峰政志
后藤诚
近藤国晃
吉田正德
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Taisho Pharmaceutical Co Ltd
Nihon Nohyaku Co Ltd
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Nihon Nohyaku Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D471/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04Ortho-condensed systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D495/00Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04Ortho-condensed systems

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Nitrogen-containing tetracyclic compounds represented by general formula (I) or pharmaceutically acceptable salts thereof, wherein Y<1>-Y<2>-Y<3> represents N-C=N or C=C-NR<3> (wherein R<3> represents hydrogen, C1-5 alkyl or nitrogen-containing C2-10 alkyl); Y<4> represents S, SO, SO2, CH2 or NR<4> (wherein R<4> represents C1-5 alkanoyl or C1-5 alkyl); R<1> and R<2> are the same or different and each represents hydrogen, C1-10 alkyl, C3-15 alkoxyalkyl or C3-15 alkylaminoalkyl, or R<1> and R<2> form together with the adjacent nitrogen atom cyclic amino; X<1> and X<2> are the same or different and each represents hydrogen, C1-5 alkyl, C1-5 alkoxy or halogeno; and n is 0, 1 or 2.

Description

Nitrogenous tetracyclic compound
Technical field
The present invention relates to that plastosome diazepam binding inhibitors acceptor (mitochondrialdiazepam binding inhibitor receptor is called for short MDR) is had the compound than high-affinity.
Background technology
One of the site of action of sedative hypnotic Benzodiazepine (BZ) acceptor can be divided into center benzodiazepine _ acceptor (the centralbenzodiazepine receptor that is present on GABAA acceptor/chloride channel complex body, be called for short CBR) and be present in 2 kinds of (Clin.Neuropharmacol. of MDR on central nervous system (neurogliocyte) or the suprarenal gland, 16,401-417,1993).The CBR agonist of stable representative is widely used as sedative hypnotic, but because the CBR agonist directly acts on GABAA acceptor/chloride channel complex body, when showing sedative-hypnotic effect, also show side effects such as excessive calmness or psychic dependence.On the other hand, the MDR agonist is because by endogenous neuroactive steroids (endogenous tranquilizing soporific material)--synthesizing of neural cholesterol, indirect action is in GABAA acceptor/chloride channel, when showing sedative-hypnotic effect, also show side effect (J.Pharmacol.Exp.Ther. such as over-drastic calmness or neural dependency, 267,462-47l, 1993; Ibid., 265,649-656,1993).
Therefore, a kind of MDR agonist of expectation exploitation, as the curative of the curative effect of symptom (obsession, Phobias) can not give full play to to(for) former BZ class, and the sedative hypnotic that has alleviated the side effect of former BZ class.
In addition, to the compound of MDR effect because by the GABAA receptor acting, might become curative (the Progress inNeurobiology of insomnia obstacle, epilepsy, dyskinesia, the disturbance of food intake, cycle penalty, understanding learning disorder, drug dependence with muscular rigidity, 38,379-395,1992; Ibid, 49,73-97,1996, J.Neurochem.58,1589-1601; Neuropharmacol.30,1435-1440,1991).And, physiological function from MDR, might become cancer (Biochimica et BIOphysica Acta, 1241,453-470,1995), lipidosis (Eur.J.Pharmacol., 294,601-607,1995), schizophrenia (Neuropharmacology, 35,1075-1079,1996), cerebral infarction (J.Neurosci., 15,5263-5274,1995), ADIS (Abstracts of thefifth international conference on AIDS, P458,1989), Alzheimer's (Alzheimer Dis.Assoc.Disotd.2,331-336,1988) or prosperous front yard Dun Shi tarantism (Brain Res., 248,396-401,1982) curative.
As the compound that MDR is had affinity, have the spy and show disclosed Benzazole compounds in flat 6-501030 number.
The description of invention
The inventor found that specific nitrogenous tetracyclic compound has reached this purpose, thereby has finished the present invention for having the compound than high-affinity to carry out concentrated research with MDR.Known as mentioned above Benzazole compounds is the compound that MDR is had affinity, but report does not point out that nitrogenous tetracyclic compound has affinity to MDR.
That is to say that the present invention is nitrogenous tetracyclic compound or its pharmacologically acceptable salt of formula (I) expression.
Figure 9881179500041
(in the formula, Y 1-Y 2-Y 3Expression N-C=N or formula C=C-NR 3(R in the formula 3Expression hydrogen atom, C 1-5Alkyl or C 2-10Contain azanyl) shown in group.Y 4Expression S, SO, SO 2, CH 2Or NR 4(R in the formula 4Expression C 1-5Alkyloyl or C 1-5Alkyl) shown in group.R 1And R 2Identical or different, expression hydrogen atom, C 1-10Alkyl, C 3-15Alkoxyalkyl or C 3-15The alkylamino alkyl, perhaps R 1And R 2Together form cyclic amino with adjacent nitrogen-atoms.X 1And X 2Identical or different, expression hydrogen atom, C 1-5Alkyl, C 1-5The alkoxy or halogen atom, n represents 0,1 or 2)
In the present invention, R 3, R 4, X 1, X 2C 1-5Alkyl is represented straight chain shape, chain or cyclic alkyl, for example methyl, ethyl, propyl group, sec.-propyl, butyl, isobutyl-, cyclopropyl methyl, amyl group, isopentyl etc.R 3C 2-10Contain azanyl for example methylamino-propyl group, dimethylaminoethyl, pyrrolidyl ethyl, 4-methylpiperazine base ethyl etc.R 4C 1-5Alkyloyl is formyl radical, ethanoyl, propionyl etc. for example.R 1, R 2C 1-10Alkyl is represented straight chain shape, chain or cyclic alkyl, for example methyl, ethyl, propyl group, sec.-propyl, cyclopropyl, butyl, isobutyl-, cyclobutyl, cyclopropyl methyl, amyl group, isopentyl, cyclopentyl, cyclobutylmethyl, 1-ethyl propyl, hexyl, isohexyl, cyclohexyl, cyclopentyl-methyl, 1-ethyl-butyl, heptyl, different heptyl, cyclohexyl methyl, octyl group, nonyl, decyl etc.R 1, R 2C 3-5Alkoxyalkyl is represented straight chain shape, chain or cyclic C 1-13Alkoxy-C 2-14Alkyl, for example methoxy ethyl, methoxy-propyl, methoxyl group butyl, ethoxyethyl group, ethoxycarbonyl propyl, oxyethyl group butyl, oxyethyl group amyl group, oxyethyl group hexyl, oxyethyl group heptyl, propoxy-ethyl, propoxy-propyl group, propoxy-butyl, isopropoxy ethyl, cyclo propyl methoxy ethyl etc.R 1, R 2C 3-15The alkylamino alkyl is represented straight chain shape, chain or cyclic C 1-13Alkylamino-C 2-14Alkyl, for example methylamino-ethyl, dimethylaminoethyl, methylamino-propyl group, dimethylamino-propyl, methylamino-butyl, ethylamino ethyl, ethylamino propyl group, ethylamino butyl, ethylamino amyl group, ethylamino hexyl, ethylamino heptyl, ethylamino octyl group, third amino-ethyl, third aminopropyl, the third amino butyl, isopropylamino ethyl, cyclopropyl methylamino-ethyl, pyrrolidyl ethyl etc.R 1, R 2And the cyclic amino that forms of the nitrogen-atoms that is adjacent for example pyrrolidyl, piperidyl, homopiperidinyl, morpholinyl, piperazinyl, N methyl piperazine base, 3,5-lupetazin base etc.X 1, X 2C 1-5Alkoxyl group is represented straight chain shape, chain or cyclic alkoxy, for example methoxyl group, oxyethyl group, propoxy-, isopropoxy, butoxy, isobutoxy, cyclo propyl methoxy, pentyloxy, isopentyloxy etc.X 1, X 2Halogen atom represent fluorine atom, chlorine atom, bromine atoms or iodine atom.
In addition, the pharmacologically acceptable salt among the present invention is the salt that forms with mineral acids such as sulfuric acid, hydrochloric acid, phosphoric acid, with the salt of organic acids formation such as acetic acid, oxalic acid, lactic acid, tartrate, fumaric acid, toxilic acid, methylsulfonic acid, Phenylsulfonic acid.
The compound of formula (I) can adopt following conventional preparation method 1~6 preparation (in the following reaction formula, Y 1, Y 2, Y 3, Y 4, R 1, R 2, X 1, X 2Same as described above with n, R 5Expression hydrogen atom or C 1-5Alkyl, R 6Expression C 1-5Alkyl or C 2-10Contain azanyl, R 7And R 8Identical or different, expression C 1-5Alkyl or phenmethyl, X 3Expression chlorine atom, bromine atoms or iodine atom, X 4Expression fluorine atom, chlorine atom, bromine atoms or iodine atom, Boc represents tert-butoxycarbonyl).(conventional preparation method 1)
Steps A: use ketoacid derivatives (1) and phenylhydrazine derivant (2), adopt the Fei Xier indole synthesis to make tetracyclic indole derivatives (3).The R of tetracyclic indole derivatives (3) 5Be C 1-5During alkyl, its ester can derive carboxylic acid derivative (R by common alkali or acid hydrolysis 5=H).
Step B: via carboxylic acid halides or mixed acid anhydride etc., can synthesize compound of the present invention (5) by tetracyclic indole derivatives (3).
Here carboxylic acid halides is represented acyl chlorides, acylbromide etc., can pass through thionyl chloride, thionyl bromide, oxalyl chloride, tetracol phenixin-triphenyl phosphatization hydrogen, carbon tetrabromide-halogenating agents such as triphenyl phosphatization hydrogen in inert solvent with tetracyclic indole derivatives (3) (R 5=H) reaction makes.Described inert solvent is ethers such as tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride, acetonitrile, N, dinethylformamide etc.
Mixed acid anhydride is represented carboxylic acid derivative (3) (R 5=the acid anhydrides that H) forms with carbonic ether or carboxylic acid etc., can pass through halo carbonic ethers such as chlorine ethyl-carbonate, chlorine isobutyl carbonate butyl ester, or carboxylic-acid such as acetic acid, propionic acid, phenylformic acid, naphthoic acid, in the presence of mineral alkalis such as organic basess such as triethylamine, diisopropylethylamine, N-methylmorpholine, pyridine or sodium hydroxide, in inert solvent, react and make.Described inert solvent is ethers such as tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride, acetonitrile, N, dinethylformamide etc.
In addition, The compounds of this invention (5) also can make by tetracyclic indole derivatives (3) is reacted in inert solvent with condensing agent and amine (4).
The condensing agent is here represented normally used amidation reagent, for example diphenylphosphine acid amides, diethyl phosphorocyanidate, carbonyl dimidazoles, N, N ' dicyclohexyl carbodiimide, N-ethyl-N '-dimethylamino-propyl carbodiimide hydrochloride etc.Inert solvent for example 1, ethers such as 2-glycol dimethyl ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride; Acetonitrile, N, dinethylformamide etc.In addition, originally be reflected at and can add N-hydroxy-succinamide, I-hydroxybenzotriazole or 3-hydroxyl-4-oxo-3 in case of necessity, 4-dihydro-1,2,3-phentriazines etc. are as activator.(conventional preparation method 2)
Figure 9881179500071
After The compounds of this invention (5) also can carry out the amidation of step B by ketone acid (6), the keto-amide derivative (7) that obtains is reacted under the Fei Xier of steps A indoles synthesis condition make.(conventional preparation method 3)
Figure 9881179500072
Step C: by making tetracyclic compound (5) and halogenated compound (8) in inert solvent, alternate moving catalyst existence is arranged or do not have alternate moving catalyst to exist down, reacting with alkali one to make The compounds of this invention (9).
The inert solvent here is alcohols such as methyl alcohol, ethanol for example; 1, ethers such as 2-glycol dimethyl ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride; Acetonitrile, N, dinethylformamide etc.Alternate moving catalyst is quaternary ammonium salt such as phenmethyl triethyl ammonium bromide, TBuA bromide for example; Crown ethers such as 18-hat-6-ether etc.Alkali is inorganic bases such as salt of wormwood, sodium hydroxide, sodium hydride, sodium Metal 99.5 for example; Alcoholate such as potassium tert.-butoxide, sodium ethylate etc.(conventional preparation method 4)
Figure 9881179500081
Step D: by making 2-cyano group phenmethyl halogenide (10) and 2-amidomalonic acid diester deriv (11) in inert solvent, alternate moving catalyst existence is arranged or do not have alternate moving catalyst to exist down, reacting with alkali one to make phenmethyl malonate derivative (12).
Here inert solvent alcohols such as methyl alcohol, ethanol for example; 1, ethers such as 2-glycol dimethyl ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride; Acetonitrile, N, dinethylformamide etc.Alternate moving catalyst is quaternary ammonium salt such as phenmethyl triethyl ammonium bromide, TBuA bromide for example; Crown ethers such as 18-hat-6-ether etc.Alkali is mineral alkalis such as salt of wormwood, sodium hydroxide, sodium hydride, sodium Metal 99.5 for example; Alcoholate such as potassium tert.-butoxide, sodium ethylate etc.
Step e: phenmethyl malonate derivative (12) is in inert solvent, and by alkali or sour with the ester hydrolysis, decarboxylation can obtain Phenylalamine derivatives (13) then.Here inert solvent alcohols such as methyl alcohol, ethanol for example; 1, ethers such as 2-glycol dimethyl ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride; Acetonitrile, N, dinethylformamide, water or its mixed solvent.Alkali is mineral alkalis such as salt of wormwood, yellow soda ash, potassium hydroxide, sodium hydroxide for example, and acid is hydrochloric acid, sulfuric acid, phosphoric acid etc. for example.
And Phenylalamine derivatives (13) is by after the step B reaction, and with mineral acid treatment deprotections such as organic acid such as trifluoracetic acid, formic acid or hydrogenchloride, hydrochloric acid, Hydrogen bromide, sulfuric acid, can derive obtains amide compound (14).
Step F: amide compound (14) is having in the presence of the alkali or is not having in the presence of the alkali, with nitrobenzene derivative (15) reaction, can derive anils (16) in inert solvent.
Here alkali mineral alkalis such as salt of wormwood, yellow soda ash, sodium hydroxide, sodium hydride, sodium Metal 99.5 for example, alcoholate such as potassium tert.-butoxide, sodium ethylate, organic basess such as triethylamine, diisopropylethylamine, pyridine etc.Inert solvent is alcohols such as methyl alcohol, ethanol for example; 1, ethers such as 2-glycol dimethyl ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as chloroform, methylene dichloride; Acetonitrile, N, dinethylformamide etc.
Step G: after the nitro of anils (16) reduces,, can make The compounds of this invention (17) in inert solvent by in inert solvent, carrying out acid treatment.
Here reduction is meant the hydrogenation that uses platinum dioxide, palladium etc., or uses the metallic reducing of metal-salts such as metal such as tin, iron, zinc or tin protochloride under acid, neutrality or alkaline condition.At this moment inert solvent is alcohols such as methyl alcohol, ethanol for example; Ethers such as Anaesthetie Ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as methylene dichloride, chloroform; Acetonitrile, N, organic carboxyl acids such as dinethylformamide, acetic acid, water or its mixed solvent etc.Acid treatment in the inert solvent is in the independent solvent of alcohols such as methyl alcohol, ethanol, or at halogenated hydrocarbon solvent, N such as hydro carbons such as ethers such as Anaesthetie Ether, tetrahydrofuran (THF), toluene, benzene, methylene dichloride, chloroforms, in the mixed solvent of dinethylformamide etc. and alcohol, use acid such as hydrogenchloride, hydrogen bromide, sulfuric acid, trifluoracetic acid to react.(conventional preparation method 5)
Figure 9881179500101
Step H: can obtain racemization or optically active sulfoxide derivant (19) or sulfone derivatives (20) by the tetracyclic compound (18) that in inert solvent, contains sulphur atom with oxidizer treatment.
Here inert solvent alcohols such as methyl alcohol, ethanol for example; Ethers such as Anaesthetie Ether, tetrahydrofuran (THF); Hydro carbons such as toluene, benzene; Halogenated hydrocarbon solvent such as methylene dichloride, chloroform; Acetonitrile, N, organic carboxyl acids such as dinethylformamide, acetic acid, water or its mixed solvent etc.Oxygenant is percarboxylic acids such as metachloroperbenzoic acid, peroxyacetic acid for example, or hydrogen peroxide, Potassium peroxide (OXONE, 2KSO 5KHSO 4K 2SO 4) wait inorganic peroxide.
Step I: the HPLC that optically active body (22) also can be by using chiral stationary phase splits the raceme (21) of The compounds of this invention and makes.
Here chiral stationary phase is derivatives such as cellulose ester, cellulose carbamate, amylose starch carbamate, crown ether, polymethacrylate.
Step J: form salt by carboxylic acid derivative (23) with Chiral Amine, can split into optically active body (24) with raceme.
Here Chiral Amine is (+) or (-)-1-phenyl-ethyl amine, (+) or (-)-2-amino-1-butanols, (+) or (-)-aminopropanol (ア ラ ニ ノ-Le), vauqueline, Cinchonidune, cinchonine, quinine, Quinidine, dehydroabietylamine etc.
Optically active body (22) can obtain optically active body (24) amidation by step B.(conventional preparation method 7)
R is worked as in The compounds of this invention (21) or (22) shown in the conventional preparation method 6 1, R 2In one of or both when all containing by the nitrogen-atoms of protection such as acyl group, alkoxy carbonyl, can slough these protecting groups by acid or alkali, obtain compound of the present invention.
Here acid expression trifluoracetic acid, formic acid, hydrogenchloride, hydrogen bromide, hydrochloric acid, Hydrogen bromide etc., alkali is represented salt of wormwood, yellow soda ash, potassium hydroxide, sodium hydroxide, lithium hydroxide, hydrated barta etc.Industrial applicibility
Compound of the present invention has higher affinity to MDR.Therefore, be effective as central diseases such as the disease of uneasy or associated company, depressive illness, epilepsy, somnopathy, understanding learning disorder, schizophrenia, dyskinesia, the disturbance of food intake, cycle penalty, drug dependence, cancer, lipidosis, cerebral infarction, AIDS, Alzheimer's or the choreic treatment of prosperous front yard Dun Shi or prophylactic agent with muscular rigidity.
The preferred forms of invention
Specify the present invention below in conjunction with embodiment and experimental example.
Embodiment 1
N-2-(propyl group amino) ethyl-N-hexyl-6, the preparation of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide
(1) in the ethanol 1OOml solution of (4-oxo-sulfo-chroman-2-yl)-formic acid 22.54g and phenylhydrazine 10.7ml, adds sulfuric acid 15ml, reflux 5 hours.With the reaction solution cool to room temperature, be injected among the frozen water 500ml, use extracted with diethyl ether.With saturated common salt water washing extraction liquid, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrated filtrate under reduced pressure, residue with ethanol-hexane recrystallization, is obtained 6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-ethyl formate 21.85g.
(2) potassium hydroxide 19.46g is dissolved among the water 40ml, joins 6, in the ethanol 100ml solution of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-ethyl formate 21.63g.After the reflux 2 hours, in reaction soln, drip concentrated hydrochloric acid, be adjusted to pH=3, use ethyl acetate extraction.With saturated common salt water washing extraction liquid, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrated filtrate under reduced pressure with ethanol-hexane recrystallization, obtains 6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-formic acid 19.94g with residue.
m.p.141.5~142.5℃
(3) 6, add I-hydroxybenzotriazole monohydrate 552mg and N-ethyl-N '-dimethylamino-propyl carbodiimide hydrochloride 863mg in the methylene dichloride 44ml solution of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-carboxylic acid 844mg and N-2-(N-tert-butoxycarbonyl propyl group amino) ethyl-hexylamine 1.66g, at room temperature stirred for 1 night.Under the reduced pressure behind the concentration of reaction solution, be dissolved in ethyl acetate, water, the 5% sodium pyrosulfate aqueous solution, saturated sodium bicarbonate aqueous solution, the saturated common salt water washing, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrated filtrate under the reduced pressure, with flash chromatography (silica gel: Chromatrex NHDM 1020 (production of Devisone chemical company of Fuji), launch solvent: hexane-ethyl acetate=2: 1~3: 2) handle residue, obtain unbodied N-2-(N-tert-butoxycarbonyl propyl group amino) ethyl-N-hexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 1.35g.
(4) in 99% formic acid 4.2ml, with N-2-(N-tert-butoxycarbonyl propyl group amino) ethyl-N-hexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 600mg stirred 5 hours.Under the reduced pressure behind the concentration of reaction solution, be dissolved in ethyl acetate, with saturated sodium bicarbonate aqueous solution, saturated common salt water washing, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrated filtrate under reduced pressure is with the residue re-crystallizing in ethyl acetate, obtain N-2-(propyl group amino) ethyl-N-hexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 406mg.
The structure and the physical data of the compound that this compound and employing same procedure obtain are as shown in table 1.
Embodiment 2
N, N-dihexyl-6, the preparation of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide
(1) in the benzene 200ml solution of (4-oxo-sulfo-chroman-2-yl)-formic acid 20.00g, adds thionyl chloride 14.0ml, reflux 3 hours.Concentration of reaction solution under the reduced pressure under the ice-water bath condition, is added drop-wise to the methylene dichloride 100ml solution of this residue in the methylene dichloride 200ml solution of dihexyl amine 24.6ml and triethylamine 20.0ml while stirring.After at room temperature stirring for 1 night, the concentrating under reduced pressure reaction solution adds ethyl acetate in residue, and water, 1N hydrochloric acid, saturated sodium bicarbonate aqueous solution, saturated common salt water washing behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate.Adopt chromatography (silica gel: WacogelC 200 (with the pure medicine production of light), launch solvent: after hexane-ethyl acetate=5: 1~3: 1) making with extra care residue, use the hexane recrystallization, obtain N, N-dihexyl-(4-oxo-sulfo-chroman-2-yl)-methane amide 29.22g.
(2) with N, N-dihexyl-(4-oxo-sulfo-chroman-2-yl)-methane amide l.00g with phenylhydrazine 0.26ml 100 ℃ down stir 30 minutes after, under 50 ℃ of conditions of decompression with dry 30 minutes of reaction mixture.In residue, add Zinc Chloride Anhydrous 1.44g, stirred cool to room temperature 5 minutes down at 170 ℃.In reaction mixture, add frozen water, use ethyl acetate extraction,, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate with 1N hydrochloric acid, saturated sodium bicarbonate aqueous solution, saturated common salt water washing.Residue with ethyl acetate-hexane recrystallization, is obtained N, N-dihexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 0.79g.
(3) with the N of raceme, N-dihexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide high performance liquid chromatography (chiralpak AD (production of Daicel company), 2 φ * 25cm, mobile phase: hexane-ethanol=3: 7, flow velocity: 5ml/min) split.
(-)-N, N-dihexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide [α] D 26-25.9 (c=0.180, EtOH), retention time: 20min.
(+)-N, N-dihexyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide [α] D 26+ 25.9 (c=O.207, EtOH), retention time: 37min.
The structure of the compound that this compound and employing same procedure obtain and physical data are shown in table 1,2.
Embodiment 3
N, N-dihexyl-6, the preparation of 11-dihydro-11-methyl-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide
At N, N-dihexyl-6, the N of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 200mg adds 60% sodium hydride/oily 21mg in the dinethylformamide 1Oml solution, at room temperature stirred 1 hour.In this solution, add methyl iodide 33 μ l, at room temperature stirred 5 hours.Add ethyl acetate in reaction soln, water, 1N hydrochloric acid, saturated sodium bicarbonate aqueous solution, saturated common salt water washing behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate.With residue hexane recrystallization, obtain N, N-dihexyl-6,11-dihydro-11-methyl-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 155mg.
The structure and the physical data of the compound that this compound and employing same procedure obtain are as shown in table 2.
Embodiment 4
N, N-dihexyl-5,6-dihydro-benzo (4,5) imidazo (2,1-a) isoquinoline 99.9-6-methane amide
(1) sodium 0.49g is dissolved among the ethanol 20ml, at room temperature while stirring to the ethanol 10ml solution that wherein adds 2-N-tert-butoxycarbonyl amidomalonic acid diethyl ester 5.90g.Stir after 20 minutes, in reaction solution, add the ethanol 10ml solution of 2 one cyano group phenmethyl bromide 4.00g, at room temperature stirred 10 minutes, under reflux, stirred 3.5 hours again.The concentrating under reduced pressure reaction solution adds ethyl acetate in residue, water, 5% aqueous potassium hydrogen sulfate, saturated sodium bicarbonate aqueous solution, saturated common salt water washing behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate.(silica gel: Wacogel C 200 (with the pure medicine production of light) launches solvent: hexane one ethyl acetate=5: 1) make with extra care residue, obtain buttery 2-(2-cyano group phenmethyl)-2-N-tert-butoxycarbonyl amidomalonic acid diethyl ester 7.86g to adopt chromatography.
(2) in 2-(2-cyano group phenmethyl)-2-N-tert-butoxycarbonyl amidomalonic acid diethyl ester 1.17g, add ethanol 20ml and aqueous sodium hydroxide solution (sodium hydroxide O.36g/ water O.5ml), under reflux, stirred 2 hours.The concentrating under reduced pressure reaction solution adds 5% aqueous potassium hydrogen sulfate in residue, use ethyl acetate extraction.With saturated common salt water washing extraction liquid, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate obtains the thick N-tert-butoxycarbonyl of buttery-(2-cyano-phenyl) L-Ala 0.81g.This compound is not made with extra care and is directly used in next step.
(3) thick N-tert-butoxycarbonyl-(2-cyano-phenyl) L-Ala 0.81g and dihexyl amine 0.67g are dissolved in N, among the dinethylformamide 8ml, to wherein add I-hydroxybenzotriazole monohydrate 0.55g and N-ethyl-N-dimethylamino-propyl carbodiimide hydrochloride 0.69g, at room temperature stir for 1 night.Reaction mixture is injected in the water, uses ethyl acetate extraction,, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate with 5% aqueous potassium hydrogen sulfate, saturated sodium bicarbonate aqueous solution, saturated common salt water washing.(silica gel: Wacogel C 200 (with the pure medicine production of light) launches solvent: hexane-ethyl acetate=4: 1) make with extra care residue, obtain N-tert-butoxycarbonyl-(2-cyano-phenyl) L-Ala dihexyl acid amides 1.01g with chromatography.
(4) O.98g N-tert-butoxycarbonyl-(2-cyano-phenyl) L-Ala dihexyl acid amides is dissolved among the methylene dichloride 1.7ml, adds trifluoracetic acid 1.7ml, at room temperature stirred 1.5 hours.The concentrating under reduced pressure reaction solution adds saturated sodium bicarbonate aqueous solution in residue, use dichloromethane extraction, use the saturated common salt water washing, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate obtains thick (2-cyano-phenyl) L-Ala dihexyl acid amides 0.76g.This compound is not made with extra care and is directly used in next step.
(5) slightly (2-cyano-phenyl) L-Ala dihexyl acid amides 0.76g, 2-fluoronitrobenzene 0.30g and Anhydrous potassium carbonate 0.36g are at N, and reflux is 2.5 hours among the dinethylformamide 8ml.Reaction mixture is injected water, use ethyl acetate extraction, water, saturated common salt water washing behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate.(silica gel: Wacogel C 200 (with the pure medicine production of light) launches solvent: hexane-ethyl acetate=5: 1) make with extra care residue, obtain N-(2-nitrophenyl)-(2-cyano-phenyl) L-Ala dihexyl acid amides 0.42g to adopt chromatography.
(6) with N-(2-nitrophenyl)-(2-cyano-phenyl) L-Ala dihexyl acid amides 95mg and platinum dioxide 10mg in methyl alcohol 3ml, hydrogen environment stirred 2 hours down.After using the diatomite plate to remove by filter insolubles, concentrating under reduced pressure filtrate.
Residue is dissolved among the ethanol 5ml,, obtains saturated solution to wherein feeding hydrogen chloride gas.The reaction solution stirring after 4 hours, is injected in the saturated sodium bicarbonate aqueous solution, uses ethyl acetate extraction.With saturated common salt water washing extraction liquid, behind anhydrous sodium sulfate drying, remove by filter siccative, concentrating under reduced pressure filtrate.(silica gel: Wacogel C 200 (with the pure medicine production of light) launches solvent: after hexane-ethyl acetate=2: 1) making with extra care residue, use re-crystallizing in ethyl acetate to adopt chromatography, obtain N, N-dihexyl-5,6-dihydro-benzo (4,5) imidazo (2,1-a) isoquinoline 99.9-6-methane amide 24mg.
The structure and the physical data of the compound that this compound and employing same procedure obtain are as shown in table 3.
Embodiment 5
N, N-dipropyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 5, the preparation of 5-dioxide
Under the ice-water bath condition, with 20 minutes while stirring to N, N-dipropyl-6 drips the methylene dichloride 30ml solution of metachloroperbenzoic acid (containing more than 70%) 710mg in the methylene dichloride 30ml solution of 11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 500mg.After at room temperature stirring 1 hour again, the concentrating under reduced pressure reaction mixture is dissolved in ethyl acetate with residue, with saturated sodium bicarbonate aqueous solution, saturated common salt water washing, behind anhydrous sodium sulfate drying, removes by filter siccative, concentrating under reduced pressure filtrate.Adopt chromatography (silica gel: Wacogel C 200 (with the pure medicine production of light), launch solvent: after hexane-ethyl acetate=3: 1~1: 1) making with extra care residue, with ethyl acetate-hexane recrystallization, obtain N, N-dipropyl-6,11-dihydro-5-sulfo--11-azepine-benzo (a) fluorenes-6-methane amide 5,5-dioxide 230mg.
The structure and the physical data of the compound that this compound and employing same procedure obtain are as shown in table 2.
Table 1
Figure 9881179500181
Comp. No. *1 Exp. No. *1 ?R 1 ????R 2 n ????X 1 X 2 ????R 3 ????Y 4 ????m.p.(Recry.sol. *1) ????(℃)
?01 ?02 ?03 ?04 ?05 ?06 ?07 *4?08 *4?09 ?10 ?11 ?12 ?13 ?14 ?15 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?2 ?1 ?1 ?2 ?H ?n-Pr ?Me ?Et ?n-Pr ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?n-Hex ?CH 2O(CH 2) 2 ????H ????H ????Me ????Et ????n-Pr ????n-Hex ????n-Hex ????n-Hex ????n-Hex ????n-Hex ????n-Hex ????n-Hex CH 3(CH 2) 2NH(CH 2) 2CH 3(CH 2) 2O(CH 2) 2*CH 2O(CH 2) 2 ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ?O ????H ????H ????H ????H ????H ????H ????H ????H ??8-F ??8-Cl ??8-Me ??8-F ??H ??H ??H ?H ?H ?H ?H ?H ?H ?H ?H ?H ?H ?H 10-F ?H ?H ?H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????H ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S ????S 241.0~242.5 (AcOE1) 172.0~174.0 (AcOEt/Hex) 254.5~256.5 (AcOEt) 242.0~243.5 (AcOEt) 196.0~197.0 (AcOEt) 138.5~140.0 (AcOEt/Hex) 99.0~100.5 (place*4) 98.0~99.0 (placements *4) 110.5~112.5(AcOEt/Hex) 123.0~124.5(AcOEt/Hex) 139.5~141.5(AcOEt/Hex) 148.0~149.0(AcOEt/Her) 135.5~138.0(AcOEt) 165.0~167.0(AcOEt) 206.0~208.0(AcOEt)
* 1: compound number
* 2: the embodiment numbering that compound is synthetic used
* 3: recrystallization solvent AcOEt=ethyl acetate, Hex=hexane, Et 2The O=Anaesthetie Ether
* 4: the optically active body of compound 6 (compound 7=(-)-compound 6, compound 8=(+)-compound 6)
* 5: post is refining, after the drying, place and make it crystallization.
In addition, R 1, R 2In, n-Hex=n-hexyl, n-Pr=n-propyl.
Table 2
* 1: compound number
* 2: the embodiment numbering that compound is synthetic used
* 3: recrystallization solvent AcOEt=ethyl acetate, Hex=ethane, Et 2The O=Anaesthetie Ether
* 4:1 hydrochloride
In addition, R 1, R 2In, n-Hex=is base, n-Pr=n-propyl just.
Table 3
* 1: compound number
* 2: the embodiment numbering that compound is synthetic used
* 3: recrystallization solvent AcOEt=ethyl acetate, Hex=hexane
* 4: post is refining, after the drying, place, and carries out crystallization.
In addition, R 1, R 2In, n-Hex=n-hexyl, n-Pr=n-propyl.Test example (MDR receptor binding assays)
The thick line plastochondria part that use makes from rat cerebral cortex is as the acceptor standard substance.
Use [ 3H] the PK11195 conduct [ 3H] the sign part.
Use [ 3H] the sign part in conjunction with test according to Journal of Pharmacologyand Experimental Therapeutics, the following method of 262,971 (1992) records is carried out.
The preparation of acceptor standard substance: use the tetrafluoroethylene homogenizer, with the 10mM Hepes damping fluid (pH7.4) of the 0.32M sucrose that contains 10 times of capacity of its wet weight, with the pallium homogenize.With 900 * g with homogenate centrifugation 10 minutes.With the supernatant liquor that obtains with 9000 * g centrifugation 10 minutes.Sediment is outstanding turbid in the Hepes damping fluid, make protein concn reach 1mg/ml, with 12000 * g centrifugation 10 minutes.The sediment that obtains is outstanding turbid in 50mM Hepes damping fluid (pH7.4), obtain thick line plastochondria part.
MDR is in conjunction with test: make the plastosome standard substance (1.0mg protein/ml), [ 3H] PK11195 (2nM) and tested medicine be 4 ℃ of reactions 90 minutes down.
Reaction is used glass filter (GF/B) suction filtration of handling through 0.3% polymine after finishing, and decides the reflected energy of filter paper with the liquid scintillation instrumentation.
When having down reaction with 10 μ MPK11195 in conjunction with as [ 3H] the non-specific combination of PK11195, with the difference of total binding and non-specific combination as specific combination.Certain density by making [ 3H] the tested medicine that changes of PK11195 (2nM) and concentration reacts the curve that is inhibited under these conditions, by this inhibitions curve obtain 50% inhibition [ 3H] the tested drug level (IC of PK11195 bonded 50), the result is as shown in table 4.Table 4
Comp. No. ????MDR ????IC 50(nM)
????02 ????03 ????04 ????05 ????06 ????07 ????08 ????09 ????10 ????11 ????12 ????14 ????15 ????16 ????21 ????22 ????23 ????25 ????26 ????27 ????28 ????55.9 ????38.5 ????0.443 ????0.368 ????3.76 ????42.3 ????2.15 ????13.8 ????20.1 ????13.9 ????22.1 ????1.35 ????4.98 ????1.35 ????1.12 ????1.23 ????1.35 ????73.9 ????42.3 ????35.1 ????12.6

Claims (1)

  1. The nitrogenous tetracyclic compound that l, following formula are represented or its pharmacologically acceptable salt.
    Figure 9881179500021
    In the formula, Y 1-Y 2-Y 3Expression N-C=N or formula C=C-NR 3(R in the formula 3Expression hydrogen atom, C 1-5Alkyl or C 2-10Contain azanyl) shown in group; Y 4Expression S, SO, SO 2, CH 2Or NR 4(R in the formula 4Expression C 1-5Alkyloyl or C 1-5Alkyl) shown in group; R 1And R 2Identical or different, expression hydrogen atom, C 1-10Alkyl, C 3-15Alkoxyalkyl or C 3-16The alkylamino alkyl, perhaps R 1And R 2Together form cyclic amino with adjacent nitrogen-atoms; X 1And X 2Identical or different, expression hydrogen atom, C 1-5Alkyl, C 1-5The alkoxy or halogen atom, n represents 0,1 or 2.
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